diff --git a/list-objects/pom.xml b/list-objects/pom.xml
old mode 100755
new mode 100644
index f1abaac..fa39f73
--- a/list-objects/pom.xml
+++ b/list-objects/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>25.0-android</version>
+            <version>29.0-android</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>